Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 10329880 | Rainguard for oil well trapper box | Victor H. Lang, Elaine Dang | 2019-06-25 | |
| 6029758 | Retractable core barrel valving apparatus | Radoie Novacovicci | 2000-02-29 | |
| 5817889 | Process for the purification of a glycol solution | Chantal Pondebat, Claude Blanc | 1998-10-06 | $7,794,000 |
| 5098574 | Membrane purification of solutions/suspensions of polyphosphazenes | Jean-Paul Chambrette, Jose Luis Orozco, Philippe Potin | 1992-03-24 | |
| 4549584 | Process and device for filling chromatography columns | Roland Prechner | 1985-10-29 |